freelance English-speaking jobs in Badajoz

Operational Excellence Specialist drives process improvement and efficiency across logistics operations. Analyzes workflows, implements Lean and Six Sigma methodologies, and collaborates with teams to optimize performance, enhance inventory management, and reduce waste. Ensures compliance with regulations while monitoring KPIs and leading continuous improvement initiatives.

Skilled Rust Engineer needed to build and maintain next-generation WebAssembly infrastructure. Experience with WebAssembly, WASI, Emscripten, and POSIX required. Strong ownership and communication skills essential.

Freelance Online Data Analyst needed for a project enhancing digital maps. Responsibilities include research, data verification, and evaluating information accuracy. Must be fluent in Spanish, a Spain resident for the past two years, and have familiarity with Spanish culture and current events.

The Category Buyer supports EMEA RESRG Automotive, delivering value through procurement execution. This role requires understanding project material needs, collaborating with cross-functional teams, and executing sourcing strategies.

Solutions Engineer will design and demonstrate OpenNebula solutions, conduct technical discovery sessions, and execute Proofs of Concept (PoCs). Collaborate with engineering and product teams to ensure technical success during the evaluation process.

Events Arena seeks a Logistics & Supply Manager to oversee end-to-end logistics and supply operations for premium sports and cultural event packages. Responsibilities include coordinating event operations, managing client documentation, supporting ticketing procurement, and ensuring seamless execution.

Clinical Research Physician Head will lead medical oversight of Phase I-IV clinical trials, contribute to clinical development plans, and ensure compliance with regulatory standards.

Thales Spain seeks a Senior Consultant with 3+ years of experience in cybersecurity to develop governance, risk management, and regulatory compliance projects. The role involves defining assessment scopes, reviewing documentation, and advising on compliance with standards like PCI DSS, NIST CSF, ISO 27001, and more.

This 6-month full-time internship supports the sales team in driving international sales growth and brand awareness. Responsibilities include website optimization, e-merchandising, sales analysis, and contributing to weekly reporting.

Leadtech seeks a data-driven Product Builder to own and scale a product mini-business. Responsibilities include building acquisition strategies, designing and deploying landing pages and onboarding funnels, and optimizing conversion rates. Must have 5+ years of experience as a Product Manager, Product Builder, Maker, or Growth Engineer with a proven track record of shipping work. Technical autonomy and experience with AI tools, MCPs, and automation are required.

Car Sales Specialist to manage and develop customer base, execute used car sales, and support sales targets. Requires a degree in Business Administration or equivalent, 4-7 years of used car market experience, and strong communication and analytical skills.

Develops strategies for successful clinical trial conduct through data analysis and application. Leads feasibility processes for proposals and bid defenses, utilizing data to provide recommendations on site selection, timelines, and other factors. Collaborates with internal and external stakeholders to support feasibility efforts.

Lead and coordinate IT projects, analyze business needs, and translate them into technical requirements. Manage product backlogs, coordinate implementations, and ensure quality throughout the development lifecycle.

Lead the guest experience at a 5* lifestyle hotel, ensuring personalized service and exceeding expectations. Manage VIP guests, handle incidents, and coordinate with departments to maintain luxury standards.

Field Service Engineer to support clients in Spain and Portugal. Responsibilities include corrective and preventive maintenance, installation, troubleshooting, and customer support. Requires experience with industrial equipment, strong problem-solving skills, and excellent communication abilities. Travel throughout Spain and Portugal is required.

Dutch and English fluent Sales Development Representative needed for B2B technology sales. Focus on identifying new business opportunities and driving revenue growth. 1-2 years of sales experience and CRM proficiency required.

Medical Doctor specializing in integrative medicine and therapeutic fasting. Provides individualized care, oversees fasting processes, and collaborates with a multidisciplinary team.

CINC Systems seeks a Principal Release Train Engineer to lead the transformation of its release process from stage-gated to continuous flow. This role involves coaching teams on modern delivery practices, designing the system of work for value flow, and defining and measuring delivery performance using DORA and flow metrics.

Build pipeline for Czech & Slovak B2B accounts from Barcelona. Engage target accounts through multichannel outbound (phone, email, LinkedIn), qualify opportunities, and hand over SQLs to Sales. Fluent Czech/Slovak (C2) and strong English (C1) required.

Lead Electrical Engineer to manage high-impact PV and battery storage projects in Spain and Central/South America. Develop and review substation and BESS designs, ensuring compliance with standards and client requirements. Lead projects from conception to completion, coordinating with cross-functional teams. Requires 5-7 years of experience in substation and BESS design, proficiency in electrical design software, and fluency in Spanish and English.